English verb conjugation
SHALL CRACK

Regular verb: crack - cracked - cracked

Affirmation

Simple form	V-ing form
I shall crack you shall crack she shall crack we shall crack you shall crack they shall crack	I shall be cracking you shall be cracking she shall be cracking we shall be cracking you shall be cracking they shall be cracking
Perfect	V-ing perfect
I shall have cracked you shall have cracked she shall have cracked we shall have cracked you shall have cracked they shall have cracked	I shall have been cracking you shall have been cracking she shall have been cracking we shall have been cracking you shall have been cracking they shall have been cracking

Negation

Simple form	V-ing form
I shall not crack you shall not crack she shall not crack we shall not crack you shall not crack they shall not crack	I shall not be cracking you shall not be cracking she shall not be cracking we shall not be cracking you shall not be cracking they shall not be cracking
Perfect	V-ing perfect
I shall not have cracked you shall not have cracked she shall not have cracked we shall not have cracked you shall not have cracked they shall not have cracked	I shall not have been cracking you shall not have been cracking she shall not have been cracking we shall not have been cracking you shall not have been cracking they shall not have been cracking

Interrogative form

Simple form	V-ing form
shall I crack? shall you crack? shall she crack? shall we crack? shall you crack? shall they crack?	shall I be cracking? shall you be cracking? shall she be cracking? shall we be cracking? shall you be cracking? shall they be cracking?
Perfect	V-ing perfect
shall I have cracked? shall you have cracked? shall she have cracked? shall we have cracked? shall you have cracked? shall they have cracked?	shall I have been cracking? shall you have been cracking? shall she have been cracking? shall we have been cracking? shall you have been cracking? shall they have been cracking?

Interro-negative form

Simple form	V-ing form
shall I not crack? shall you not crack? shall she not crack? shall we not crack? shall you not crack? shall they not crack?	shall I not be cracking? shall you not be cracking? shall she not be cracking? shall we not be cracking? shall you not be cracking? shall they not be cracking?
Perfect	V-ing perfect
shall I not have cracked? shall you not have cracked? shall she not have cracked? shall we not have cracked? shall you not have cracked? shall they not have cracked?	shall I not have been cracking? shall you not have been cracking? shall she not have been cracking? shall we not have been cracking? shall you not have been cracking? shall they not have been cracking?